nix

2026-03-24 17:00:49 +01:00
commit da32fc7529
8 changed files with 772 additions and 0 deletions
--- a/hosts/kronos/disko.nix
+++ b/hosts/kronos/disko.nix
@@ -0,0 +1,118 @@
+{ installDisk, ... }:
+{
+  disko.devices = {
+    disk.main = {
+      type = "disk";
+      device = installDisk;
+      content = {
+        type = "gpt";
+        partitions = {
+          ESP = {
+            label = "EFI";
+            size = "1G";
+            type = "EF00";
+            content = {
+              type = "filesystem";
+              format = "vfat";
+              mountpoint = "/boot";
+              mountOptions = [ "umask=0077" ];
+            };
+          };
+
+          luks = {
+            label = "cryptroot";
+            size = "100%";
+            content = {
+              type = "luks";
+              name = "cryptroot";
+              settings = {
+                allowDiscards = true;
+              };
+              content = {
+                type = "zfs";
+                pool = "rpool";
+              };
+            };
+          };
+
+        };
+      };
+    };
+
+    zpool.rpool = {
+      type = "zpool";
+
+      options = {
+        ashift = "12";
+        autotrim = "on";
+      };
+
+      rootFsOptions = {
+        acltype = "posixacl";
+        atime = "off";
+        compression = "zstd";
+        dnodesize = "auto";
+        mountpoint = "none";
+        normalization = "formD";
+        xattr = "sa";
+      };
+
+      datasets = {
+        root = {
+          type = "zfs_fs";
+          options.mountpoint = "none";
+        };
+
+        "root/nixos" = {
+          type = "zfs_fs";
+          mountpoint = "/";
+          options = {
+            canmount = "noauto";
+            mountpoint = "legacy";
+          };
+          postCreateHook = "zfs snapshot rpool/root/nixos@blank";
+        };
+
+        home = {
+          type = "zfs_fs";
+          mountpoint = "/home";
+          options.mountpoint = "legacy";
+        };
+
+        nix = {
+          type = "zfs_fs";
+          mountpoint = "/nix";
+          options.mountpoint = "legacy";
+        };
+
+        persist = {
+          type = "zfs_fs";
+          mountpoint = "/persist";
+          options.mountpoint = "legacy";
+        };
+
+        var = {
+          type = "zfs_fs";
+          options.mountpoint = "none";
+        };
+
+        "var/log" = {
+          type = "zfs_fs";
+          mountpoint = "/var/log";
+          options.mountpoint = "legacy";
+        };
+
+        "var/lib" = {
+          type = "zfs_fs";
+          mountpoint = "/var/lib";
+          options.mountpoint = "legacy";
+        };
+
+        reserved = {
+          type = "zfs_volume";
+          size = "8G";
+        };
+      };
+    };
+  };
+}